make "find again" work, as well as across multiple windows. uses a new "Find" protocol and puts all the logic in the find controller.

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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#import "FindDlgController.h"
#import "BrowserWindowController.h"
#import "Find.h"
#include "nsCOMPtr.h"
@implementation FindDlgController
- (void)windowDidLoad
{
}
//
// -find
//
// User clicked the find button, send the action to the window controller of the
// frontmost browser window. If we found something, hide the window. If not, beep.
//
-(IBAction) find: (id)aSender
{
NSWindowController* controller = [[NSApp mainWindow] windowController];
if ( [controller conformsToProtocol:@protocol(Find)] ) {
id<Find> browserController = controller;
mSearchText = [mSearchField stringValue];
BOOL found = [browserController findInPage:mSearchText];
if ( found )
[self close];
else
NSBeep();
}
else
NSBeep();
}
//
// -findAgain
//
// Someone hit "find again" in the edit menu, send the action to the window controller of the
// frontmost browser window. Beep if we didn't find something.
//
-(IBAction) findAgain: (id)aSender
{
NSWindowController* controller = [[NSApp mainWindow] windowController];
if ( [controller conformsToProtocol:@protocol(Find)] ) {
id<Find> browserController = controller;
BOOL found = [browserController findInPage:mSearchText];
if ( !found )
NSBeep();
}
else
NSBeep();
}
//
// controlTextDidChange
//
// Check if there is anything in the text field, and if not, disable the find button
//
- (void)controlTextDidChange:(NSNotification *)aNotification
{
if ( [[mSearchField stringValue] length] )
[mFindButton setEnabled:PR_TRUE];
else
[mFindButton setEnabled:PR_FALSE];
}
@end